<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      * {
        padding: 0;
        margin: 0;
        box-sizing: border-box;
      }
      .container {
        display: flex;
        width: 100vw;
        margin: 20px auto;
      }
      .card {
        height: 500px;
        flex: 1;
        transition: 0.6s;
        filter: blur(5px);
      }
      .card:hover {
        flex: 3;
        filter: blur(0);
      }
    </style>
  </head>
  <body>
    <div class="container">
      <div class="card" style="background: no-repeat url('./assets/01 (1).jpg') center/cover"></div>
      <div class="card" style="background: no-repeat url('./assets/01 (2).jpg') center/cover"></div>
      <div class="card" style="background: no-repeat url('./assets/01 (3).jpg') center/cover"></div>
      <div class="card" style="background: no-repeat url('./assets/01 (4).jpg') center/cover"></div>
    </div>
  </body>
</html>
